This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If youve ever spent time with toddlers, sooner or later youll hear the word Mine! Its usually followed by an adult saying, Now, now, you have to learn to...
We put it up there as something sort of fun, a good idea for our families, but didn't anticipate it would be so popular. - Kurt Dommermuth Two-year-old Lilianna Robinson is pursuing one of her favorite pastimes, playing on the computer while sitting...